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What is PCB X-ray inspection?
X-Ray PCB Inspection. X-ray inspection technology, also referred to as automated x-ray inspection, is a technology that can find hidden features within a target object. From the medical industry to aerospace manufacturing, x-ray inspection is a widely used method to identify manufacturing errors.
What is PCB inspection?
The simplest form of PCB inspection is manual visual inspection (MVI). To perform this type of test, a worker looks over the board either with the naked eye or through magnification. They’ll compare the board to the design documents to ensure that all specifications were met. They’ll also look for common defaults.
What are X-ray boards made of?
Carbon fiber used to manufacture X-ray systems for military and police. In addition to medical equipment, a special property of radiolucency is widely used in military systems and equipment used by police.
What is radiolucent material?
The broadest definition of a radiolucent composite includes the entire family of plastics that contain a fiber reinforcement to increase structural properties yet still maintain transparency to x-rays.
How does X-ray inspection in PCB assembly work?
The process starts with the generation of X-ray by X-ray launching tube passing through inspected PCBs. Since different materials have different X-ray absorption based on the differences in terms of material and atomic number.
What is the purpose of PCB testing and inspection?
By testing circuit boards, you can minimize significant problems, find smaller errors, save time, and reduce overall costs. PCB testing and inspection are mainly used to find problems in the entire PCB manufacturing process and the final PCB assembly process.
Which is the inspection principle of all x-ray inspection devices?
The inspection principle of all X-ray inspection devices is X-ray projection microscope. The process starts with the generation of X-ray by X-ray launching tube passing through inspected PCBs. Since different materials have different X-ray absorption based on the differences in terms of material and atomic number.
How does a bare PCB board electrical test work?
The bare PCB board electrical test is the electrical test when the SMT is not printed. It uses a multi-point testing machine to test the board. It mainly checks the circuit’s conductivity and determines whether there is an open circuit or a short circuit.